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AD 2025-06004

Published 2025-04-08 · 2 models · 51 US-registered tails affected · Federal Register

Airworthiness Directives; The Boeing Company Airplanes Federal Register ↗

Abstract

The FAA is superseding Airworthiness Directive (AD) 2012-07- 06, which applied to certain The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F series airplanes. AD 2012-07-06 required revising the maintenance program to update inspection requirements to detect fatigue cracking of principal structural elements (PSEs). This AD was prompted by new revisions to the airworthiness limitations of the maintenance planning document and damage tolerance rating check form document. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is issuing this AD to address the unsafe condition on these products.

Applicability · by US fleet size

Federal Register text

Verbatim; the Federal Register publication is the legally binding document. Cite: 90 FR 15116. View on Federal Register ↗

[Federal Register Volume 90, Number 66 (Tuesday, April 8, 2025)] [Rules and Regulations] [Pages 15116-15119] From the Federal Register Online via the Government Publishing Office [www.gpo.gov] [FR Doc No: 2025-06004]

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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2024-1287; Project Identifier AD-2023-00992-T; Amendment 39-22982; AD 2025-05-10] RIN 2120-AA64

Airworthiness Directives; The Boeing Company Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule.

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SUMMARY: The FAA is superseding Airworthiness Directive (AD) 2012-07- 06, which applied to certain The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F series airplanes. AD 2012-07-06 required revising the maintenance program to update inspection requirements to detect fatigue cracking of principal structural elements (PSEs). This AD was prompted by new revisions to the airworthiness limitations of the maintenance planning document and damage tolerance rating check form document. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is issuing this AD to address the unsafe condition on these products.

DATES: This AD is effective May 13, 2025. The Director of the Federal Register approved the incorporation by reference of certain publications listed in this AD as of May 13, 2025. The Director of the Federal Register approved the incorporation by reference of a certain other publication listed in this AD as of May 15, 2012 (77 FR 21429, April 10, 2012).